Tomasz Klonecki
Senior Data Scientist
Warsaw, Masovian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolTomasz Klonecki is a Senior Data Scientist based in Warsaw with eight years of hands-on experience building and deploying ML models across finance and e-commerce. He combines a strong mathematical background (Engineer’s in Applied Mathematics, MSc in Data Science) with ongoing PhD research at the Institute of Computer Science, Polish Academy of Sciences, bringing rigorous statistical thinking to production problems. At Allegro he progressed from Data Scientist to Senior Data Scientist, driving model development and validation at scale, and previously honed ML operations and web-scraping skills in trading and banking contexts. His toolset spans Python, PySpark, SQL, Git and CI tooling, with daily experience administering ML servers and working with big data stacks. Known for bridging research and production, he routinely applies Monte Carlo methods and deep learning techniques to real-world risk and segmentation challenges. Fluent in turning complex data into actionable systems, he favors reproducible workflows and automated model delivery.
8 years of coding experience
7 years of employment as a software developer
Doctor of Philosophy - PhD Computer Science, Doctor of Philosophy - PhD Computer Science at Institute of Computer Science Polish Accademy of SciencesEngineer's degree Applied Mathematics, Engineer's degree Applied Mathematics at Wrocław University of Science and TechnologyMaster's degree Data Science, Master's degree Data Science at Warsaw University of TechnologyBachelor's degree Mathematics, Bachelor's degree Mathematics at Universidade de Coimbra
Polish, English, German
Github Skills (27)
interpretable-machine-learning8
javascript6
machine-learning5
python5
r-package5
tuple4
data-science4
slugify4
normalization4
regex4
spelling4
icu4
text-processing4
unicode4
natural-language-processing3
Programming languages (5)
Github contributions (5)
Kaketo/bcselector
Mar 2020 - Jan 2023
Budget-cost based variable selector in Python
Contributions:256 commits, 52 PRs, 160 pushes in 2 years 10 months
variablepythonbudget
mini-pw/2020L-WUM
Feb 2020 - Jun 2020
projekty z przedmiotu Wstęp Do Uczenia Maszynowego w semestrze letnim 2020
Contributions:92 PRs, 147 pushes, 2 branches in 3 months
javascript
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.